Build to Remember with LEGO Technic VTOL Heavy Cargo Spaceship LT81 (42181) Space enthusiasts can enjoy a build to remember with the LEGO Technic VTOL Heavy Cargo Spaceship LT81 (42181) for kids aged 10+ who love space plane toys. This futuristic spaceship vehicle toy model has lots to ignite curiosity as kids play out exciting cargo transport missions on distant planets. The set is packed with cool features including gears that rotate the engines, extend and retract the landing gear, and lower the claw to grab the cargo pod loaded with a mini space rover. There’s even a handle on top so young space fans can swoop this futuristic spaceship around the room as they play. To take space adventures to the next dimension, this set also includes a special space air-lock element to connect to other compatible space-themed LEGO playsets (sold separately). And with the LEGO Builder App, kids can zoom in and rotate models in 3D as they build, save sets, and track their progress.